Answer:
It is an insect, and the first part of its name is the name of another insect. What is it?
From that which comes within itself, It builds its table on my shelf.
What has a horn but does not work?
What screams when put in a pot of boiling water?
A horrid monster hides from the day, with many legs and many eyes. With silver chains it catches prey. And eats it all before it dies. Yet in every cottage does it stay. And every castle beneath the sky.
I have feet on my head